By Angelica Videla — Certified Baby and Toddler Sleep Consultant, London | Supporting families across the UK, Europe, US, and Australia
Quick Answer
If your baby naps well but wakes frequently at night, it usually means the balance between daytime and nighttime sleep isn't quite right, or sleep associations are affecting night sleep.
Why this is happening
I see this pattern a lot 🤍
It can feel confusing because naps look fine, but nights don't.
Often, this means that either total sleep is slightly off, or the way your baby falls asleep is affecting how they resettle overnight.
What's making it worse
- Long naps late in the day
- Feeding or rocking fully to sleep
- Inconsistent routines
- Not adjusting the full day
What actually helps
This improves when:
- Daytime sleep is balanced
- Bedtime is well aligned
- Sleep associations are gently adjusted
- The full routine is considered
How this might look in real life
This mismatch between day and night sleep can feel confusing.
- Baby takes long, solid naps during the day but wakes three or more times at night
- You have tried reducing nap time but it made nights even worse
- Baby seems to sleep best when held or fed and struggles to resettle alone
- Night wakings started after baby was around four months old
- You feel like daytime sleep is great but nighttime is a completely different story
Why this keeps happening even when you try everything
The reason this pattern is so confusing is that it seems to contradict what most people expect — if a baby can sleep well during the day, they should be able to sleep well at night. But daytime and nighttime sleep are biologically different. Naps are driven primarily by sleep pressure — the accumulation of tiredness over the wake period. Night sleep is driven by a combination of sleep pressure and circadian rhythm. A baby who has strong sleep associations — feeding or rocking to sleep — can sometimes nap well because naps happen with parental assistance throughout. But overnight, those same associations require multiple interventions across many more sleep cycles.
The second factor is total sleep balance. If a baby is taking long, consolidating naps during the day, they may simply not have enough overnight sleep need to sleep through. The body's total sleep requirement is finite — what goes into naps comes out of night sleep. A baby who naps brilliantly for 4 to 5 hours in total may naturally wake more at night because their overnight sleep drive is lower.
The fix usually involves two things — gently addressing the sleep associations so the baby can resettle independently overnight, and calibrating daytime sleep so there is sufficient overnight sleep drive. Neither requires cry-it-out, but both require consistency.
Frequently Asked Questions
Why does my baby sleep so well during naps but not at night?
Naps and night sleep are driven differently. Naps rely primarily on sleep pressure — how tired the baby is at that moment. Night sleep also requires circadian rhythm alignment. Sleep associations that are managed by a parent during naps become a problem at night when the parent cannot be present for every sleep cycle transition.
Should I shorten naps to improve night sleep?
Sometimes — but this needs to be done carefully. If total daytime sleep is significantly higher than age-appropriate amounts, reducing nap length slightly can help shift more sleep need to the night. But reducing naps too aggressively causes overtiredness that makes night sleep worse, not better.
Could sleep associations be causing the night wakings?
Yes — this is one of the most common causes. If your baby is fed or rocked to sleep for naps and at bedtime, they are likely relying on the same support to resettle between sleep cycles at night. Gently shifting how they fall asleep initially is usually the most effective way to reduce overnight waking.
Is it normal for a baby who naps well to wake multiple times at night?
It is common but not necessarily normal in the sense of being optimal. Many babies who nap well do sleep through the night from 4 to 6 months onwards. Frequent night waking alongside good naps usually points to a sleep association or total sleep balance issue rather than a developmental norm.
My baby wakes for feeds at night — could hunger be the cause?
Possibly, especially in younger babies. But if your baby feeds briefly and goes back to sleep quickly, hunger may be a factor. If they wake and resist going back to sleep even after feeding, the cause is more likely habit or sleep association. A sleep consultant can help you distinguish between the two.